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Linux » Linux Kernel : Security Vulnerabilities (CVSS score between 7 and 7.99)

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# CVE ID CWE ID # of Exploits Vulnerability Type(s) Publish Date Update Date Score Gained Access Level Access Complexity Authentication Conf. Integ. Avail.
351 CVE-2008-3911 119 Overflow 2008-09-04 2012-03-19
7.2
None Local Low Not required Complete Complete Complete
The proc_do_xprt function in net/sunrpc/sysctl.c in the Linux kernel 2.6.26.3 does not check the length of a certain buffer obtained from userspace, which allows local users to overflow a stack-based buffer and have unspecified other impact via a crafted read system call for the /proc/sys/sunrpc/transports file.
352 CVE-2008-3792 DoS 2008-09-03 2012-03-19
7.1
None Remote Medium Not required None None Complete
net/sctp/socket.c in the Stream Control Transmission Protocol (sctp) implementation in the Linux kernel before 2.6.26.4 does not verify that the SCTP-AUTH extension is enabled before proceeding with SCTP-AUTH API functions, which allows attackers to cause a denial of service (NULL pointer dereference and panic) via vectors that result in calls to (1) sctp_setsockopt_auth_chunk, (2) sctp_setsockopt_hmac_ident, (3) sctp_setsockopt_auth_key, (4) sctp_setsockopt_active_key, (5) sctp_setsockopt_del_key, (6) sctp_getsockopt_maxburst, (7) sctp_getsockopt_active_key, (8) sctp_getsockopt_peer_auth_chunks, or (9) sctp_getsockopt_local_auth_chunks.
353 CVE-2008-3526 189 DoS Overflow 2008-08-27 2012-03-19
7.8
None Remote Low Not required None None Complete
Integer overflow in the sctp_setsockopt_auth_key function in net/sctp/socket.c in the Stream Control Transmission Protocol (sctp) implementation in the Linux kernel 2.6.24-rc1 through 2.6.26.3 allows remote attackers to cause a denial of service (panic) or possibly have unspecified other impact via a crafted sca_keylength field associated with the SCTP_AUTH_KEY option.
354 CVE-2008-3525 264 Bypass 2008-09-03 2013-07-18
7.2
Admin Local Low Not required Complete Complete Complete
The sbni_ioctl function in drivers/net/wan/sbni.c in the wan subsystem in the Linux kernel 2.6.26.3 does not check for the CAP_NET_ADMIN capability before processing a (1) SIOCDEVRESINSTATS, (2) SIOCDEVSHWSTATE, (3) SIOCDEVENSLAVE, or (4) SIOCDEVEMANSIPATE ioctl request, which allows local users to bypass intended capability restrictions.
355 CVE-2008-3276 189 DoS Overflow 2008-08-18 2012-10-29
7.1
None Remote Medium Not required None None Complete
Integer overflow in the dccp_setsockopt_change function in net/dccp/proto.c in the Datagram Congestion Control Protocol (DCCP) subsystem in the Linux kernel 2.6.17-rc1 through 2.6.26.2 allows remote attackers to cause a denial of service (panic) via a crafted integer value, related to Change L and Change R options without at least one byte in the dccpsf_val field.
356 CVE-2008-3247 119 DoS Overflow +Priv 2008-07-24 2012-03-19
7.2
None Local Low Not required Complete Complete Complete
The LDT implementation in the Linux kernel 2.6.25.x before 2.6.25.11 on x86_64 platforms uses an incorrect size for ldt_desc, which allows local users to cause a denial of service (system crash) or possibly gain privileges via unspecified vectors.
357 CVE-2008-2812 20 DoS +Priv 2008-07-08 2012-11-26
7.2
Admin Local Low Not required Complete Complete Complete
The Linux kernel before 2.6.25.10 does not properly perform tty operations, which allows local users to cause a denial of service (system crash) or possibly gain privileges via vectors involving NULL pointer dereference of function pointers in (1) hamradio/6pack.c, (2) hamradio/mkiss.c, (3) irda/irtty-sir.c, (4) ppp_async.c, (5) ppp_synctty.c, (6) slip.c, (7) wan/x25_asy.c, and (8) wireless/strip.c in drivers/net/.
358 CVE-2008-2750 20 DoS Mem. Corr. 2008-06-18 2012-03-19
7.8
None Remote Low Not required None None Complete
The pppol2tp_recvmsg function in drivers/net/pppol2tp.c in the Linux kernel 2.6 before 2.6.26-rc6 allows remote attackers to cause a denial of service (kernel heap memory corruption and system crash) and possibly have unspecified other impact via a crafted PPPOL2TP packet that results in a large value for a certain length variable.
359 CVE-2008-2358 189 Overflow +Priv 2008-06-09 2010-11-16
7.2
Admin Local Low Not required Complete Complete Complete
Integer overflow in the dccp_feat_change function in net/dccp/feat.c in the Datagram Congestion Control Protocol (DCCP) subsystem in the Linux kernel 2.6.18, and 2.6.17 through 2.6.20, allows local users to gain privileges via an invalid feature length, which leads to a heap-based buffer overflow.
360 CVE-2008-2136 399 DoS 2008-05-16 2012-03-19
7.8
None Remote Low Not required None None Complete
Memory leak in the ipip6_rcv function in net/ipv6/sit.c in the Linux kernel 2.4 before 2.4.36.5 and 2.6 before 2.6.25.3 allows remote attackers to cause a denial of service (memory consumption) via network traffic to a Simple Internet Transition (SIT) tunnel interface, related to the pskb_may_pull and kfree_skb functions, and management of an skb reference count.
361 CVE-2008-1675 399 2008-05-02 2012-03-26
7.2
None Local Low Not required Complete Complete Complete
The bdx_ioctl_priv function in the tehuti driver (tehuti.c) in Linux kernel 2.6.x before 2.6.25.1 does not properly check certain information related to register size, which has unspecified impact and local attack vectors, probably related to reading or writing kernel memory.
362 CVE-2008-0600 94 1 +Priv 2008-02-12 2012-03-19
7.2
Admin Local Low Not required Complete Complete Complete
The vmsplice_to_pipe function in Linux kernel 2.6.17 through 2.6.24.1 does not validate a certain userspace pointer before dereference, which allows local users to gain root privileges via crafted arguments in a vmsplice system call, a different vulnerability than CVE-2008-0009 and CVE-2008-0010.
363 CVE-2008-0352 119 1 DoS Overflow 2008-01-17 2008-09-05
7.8
None Remote Low Not required None None Complete
The Linux kernel 2.6.20 through 2.6.21.1 allows remote attackers to cause a denial of service (panic) via a certain IPv6 packet, possibly involving the Jumbo Payload hop-by-hop option (jumbogram).
364 CVE-2008-0007 399 2008-02-07 2010-08-21
7.2
Admin Local Low Not required Complete Complete Complete
Linux kernel before 2.6.22.17, when using certain drivers that register a fault handler that does not perform range checks, allows local users to access kernel memory via an out-of-range offset.
365 CVE-2007-6694 399 DoS 2008-01-29 2010-08-21
7.8
None Remote Low Not required None None Complete
The chrp_show_cpuinfo function (chrp/setup.c) in Linux kernel 2.4.21 through 2.6.18-53, when running on PowerPC, might allow local users to cause a denial of service (crash) via unknown vectors that cause the of_get_property function to fail, which triggers a NULL pointer dereference.
366 CVE-2007-6417 399 DoS 2007-12-17 2010-08-21
7.2
Admin Local Low Not required Complete Complete Complete
The shmem_getpage function (mm/shmem.c) in Linux kernel 2.6.11 through 2.6.23 does not properly clear allocated memory in some rare circumstances related to tmpfs, which might allow local users to read sensitive kernel data or cause a denial of service (crash).
367 CVE-2007-6151 119 DoS Overflow 2007-12-14 2010-08-21
7.2
None Local Low Not required Complete Complete Complete
The isdn_ioctl function in isdn_common.c in Linux kernel 2.6.23 allows local users to cause a denial of service via a crafted ioctl struct in which iocts is not null terminated, which triggers a buffer overflow.
368 CVE-2007-5966 189 DoS Exec Code Overflow 2007-12-19 2010-08-21
7.2
None Local Low Not required Complete Complete Complete
Integer overflow in the hrtimer_start function in kernel/hrtimer.c in the Linux kernel before 2.6.23.10 allows local users to execute arbitrary code or cause a denial of service (panic) via a large relative timeout value. NOTE: some of these details are obtained from third party information.
369 CVE-2007-5501 399 DoS 2007-11-15 2012-03-19
7.8
None Remote Low Not required None None Complete
The tcp_sacktag_write_queue function in net/ipv4/tcp_input.c in Linux kernel 2.6.21 through 2.6.23.7, and 2.6.24-rc through 2.6.24-rc2, allows remote attackers to cause a denial of service (crash) via crafted ACK responses that trigger a NULL pointer dereference.
370 CVE-2007-4997 189 DoS 2007-11-06 2010-08-21
7.1
None Remote Medium Not required None None Complete
Integer underflow in the ieee80211_rx function in net/ieee80211/ieee80211_rx.c in the Linux kernel 2.6.x before 2.6.23 allows remote attackers to cause a denial of service (crash) via a crafted SKB length value in a runt IEEE 802.11 frame when the IEEE80211_STYPE_QOS_DATA flag is set, aka an "off-by-two error."
371 CVE-2007-4573 264 +Priv 2007-09-24 2010-08-21
7.2
Admin Local Low Not required Complete Complete Complete
The IA32 system call emulation functionality in Linux kernel 2.4.x and 2.6.x before 2.6.22.7, when running on the x86_64 architecture, does not zero extend the eax register after the 32bit entry path to ptrace is used, which might allow local users to gain privileges by triggering an out-of-bounds access to the system call table using the %RAX register.
372 CVE-2007-4567 20 DoS 2007-12-20 2012-03-19
7.8
None Remote Low Not required None None Complete
The ipv6_hop_jumbo function in net/ipv6/exthdrs.c in the Linux kernel before 2.6.22 does not properly validate the hop-by-hop IPv6 extended header, which allows remote attackers to cause a denial of service (NULL pointer dereference and kernel panic) via a crafted IPv6 packet.
373 CVE-2007-3642 189 DoS 2007-07-09 2012-10-30
7.8
None Remote Low Not required None None Complete
The decode_choice function in net/netfilter/nf_conntrack_h323_asn1.c in the Linux kernel before 2.6.20.15, 2.6.21.x before 2.6.21.6, and before 2.6.22 allows remote attackers to cause a denial of service (crash) via an encoded, out-of-range index value for a choice field, which triggers a NULL pointer dereference.
374 CVE-2007-2764 20 DoS 2007-05-18 2009-06-02
7.8
None Remote Low Not required None None Complete
The embedded Linux kernel in certain Sun-Brocade SilkWorm switches before 20070516 does not properly handle a situation in which a non-root user creates a kernel process, which allows attackers to cause a denial of service (oops and device reboot) via unspecified vectors.
375 CVE-2007-1734 DoS 2007-03-28 2008-09-05
7.2
None Local Low Not required Complete Complete Complete
The DCCP support in the do_dccp_getsockopt function in net/dccp/proto.c in Linux kernel 2.6.20 and later does not verify the upper bounds of the optlen value, which allows local users running on certain architectures to read kernel memory or cause a denial of service (oops), a related issue to CVE-2007-1730.
376 CVE-2007-1357 DoS 2007-04-10 2008-09-05
7.8
None Remote Low Not required None None Complete
The atalk_sum_skb function in AppleTalk for Linux kernel 2.6.x before 2.6.21, and possibly 2.4.x, allows remote attackers to cause a denial of service (crash) via an AppleTalk frame that is shorter than the specified length, which triggers a BUG_ON call when an attempt is made to perform a checksum.
377 CVE-2007-1000 2007-03-12 2010-09-15
7.2
Admin Local Low Not required Complete Complete Complete
The ipv6_getsockopt_sticky function in net/ipv6/ipv6_sockglue.c in the Linux kernel before 2.6.20.2 allows local users to read arbitrary kernel memory via certain getsockopt calls that trigger a NULL dereference.
378 CVE-2007-0772 399 DoS 2007-02-20 2012-03-19
7.8
None Remote Low Not required None None Complete
The Linux kernel 2.6.13 and other versions before 2.6.20.1 allows remote attackers to cause a denial of service (oops) via a crafted NFSACL 2 ACCESS request that triggers a free of an incorrect pointer.
379 CVE-2006-6333 DoS Mem. Corr. 2006-12-06 2008-09-05
7.8
None Remote Low Not required None None Complete
The tr_rx function in ibmtr.c for Linux kernel 2.6.19 assigns the wrong flag to the ip_summed field, which allows remote attackers to cause a denial of service (memory corruption) via crafted packets that cause the kernel to interpret another field as an offset.
380 CVE-2006-6304 399 2006-12-14 2012-03-19
7.5
None Remote Low Not required Partial Partial Partial
The do_coredump function in fs/exec.c in the Linux kernel 2.6.19 sets the flag variable to O_EXCL but does not use it, which allows context-dependent attackers to modify arbitrary files via a rewrite attack during a core dump.
381 CVE-2006-6106 119 DoS Exec Code Overflow 2006-12-19 2016-10-17
7.5
User Remote Low Not required Partial Partial Partial
Multiple buffer overflows in the cmtp_recv_interopmsg function in the Bluetooth driver (net/bluetooth/cmtp/capi.c) in the Linux kernel 2.4.22 up to 2.4.33.4 and 2.6.2 before 2.6.18.6, and 2.6.19.x, allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via CAPI messages with a large value for the length of the (1) manu (manufacturer) or (2) serial (serial number) field.
382 CVE-2006-5753 DoS +Priv 2007-01-30 2010-09-15
7.2
None Local Low Not required Complete Complete Complete
Unspecified vulnerability in the listxattr system call in Linux kernel, when a "bad inode" is present, allows local users to cause a denial of service (data corruption) and possibly gain privileges via unknown vectors.
383 CVE-2006-5751 Exec Code Overflow 2006-12-01 2016-08-30
7.2
Admin Local Low Not required Complete Complete Complete
Integer overflow in the get_fdb_entries function in net/bridge/br_ioctl.c in the Linux kernel before 2.6.18.4 allows local users to execute arbitrary code via a large maxnum value in an ioctl request.
384 CVE-2006-4997 DoS 2006-10-10 2010-09-15
7.1
None Remote Medium Not required None None Complete
The clip_mkip function in net/atm/clip.c of the ATM subsystem in Linux kernel allows remote attackers to cause a denial of service (panic) via unknown vectors that cause the ATM subsystem to access the memory of socket buffers after they are freed (freed pointer dereference).
385 CVE-2006-4623 DoS 2006-09-11 2010-09-15
7.8
None Remote Low Not required None None Complete
The Unidirectional Lightweight Encapsulation (ULE) decapsulation component in dvb-core/dvb_net.c in the dvb driver in the Linux kernel 2.6.17.8 allows remote attackers to cause a denial of service (crash) via an SNDU length of 0 in a ULE packet.
386 CVE-2006-4572 264 Bypass 2006-11-06 2012-03-19
7.5
User Remote Low Not required Partial Partial Partial
ip6_tables in netfilter in the Linux kernel before 2.6.16.31 allows remote attackers to (1) bypass a rule that disallows a protocol, via a packet with the protocol header not located immediately after the fragment header, aka "ip6_tables protocol bypass bug;" and (2) bypass a rule that looks for a certain extension header, via a packet with an extension header outside the first fragment, aka "ip6_tables extension header bypass bug."
387 CVE-2006-3745 DoS +Priv 2006-08-23 2012-03-19
7.2
Admin Local Low Not required Complete Complete Complete
Unspecified vulnerability in the sctp_make_abort_user function in the SCTP implementation in Linux 2.6.x before 2.6.17.10 and 2.4.23 up to 2.4.33 allows local users to cause a denial of service (panic) and possibly gain root privileges via unknown attack vectors.
388 CVE-2006-3468 DoS 2006-07-21 2010-08-21
7.8
None Remote Low Not required None None Complete
Linux kernel 2.6.x, when using both NFS and EXT3, allows remote attackers to cause a denial of service (file system panic) via a crafted UDP packet with a V2 lookup procedure that specifies a bad file handle (inode number), which triggers an error and causes an exported directory to be remounted read-only.
389 CVE-2006-3085 DoS 2006-06-23 2010-09-15
7.8
None Remote Low Not required None None Complete
xt_sctp in netfilter for Linux kernel before 2.6.17.1 allows attackers to cause a denial of service (infinite loop) via an SCTP chunk with a 0 length.
390 CVE-2006-2936 399 DoS 2006-07-10 2012-03-19
7.8
None Remote Low Not required None None Complete
The ftdi_sio driver (usb/serial/ftdi_sio.c) in Linux kernel 2.6.x up to 2.6.17, and possibly later versions, allows local users to cause a denial of service (memory consumption) by writing more data to the serial port than the hardware can handle, which causes the data to be queued.
391 CVE-2006-2444 DoS 2006-05-25 2010-08-21
7.8
None Remote Low Not required None None Complete
The snmp_trap_decode function in the SNMP NAT helper for Linux kernel before 2.6.16.18 allows remote attackers to cause a denial of service (crash) via unspecified remote attack vectors that cause failures in snmp_trap_decode that trigger (1) frees of random memory or (2) frees of previously-freed memory (double-free) by snmp_trap_decode as well as its calling function, as demonstrated via certain test cases of the PROTOS SNMP test suite.
392 CVE-2006-1858 20 DoS Exec Code 2006-05-22 2010-08-21
7.8
None Remote Low Not required None None Complete
SCTP in Linux kernel before 2.6.16.17 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a chunk length that is inconsistent with the actual length of provided parameters.
393 CVE-2006-1856 Bypass 2006-05-19 2010-08-21
7.5
User Remote Low Not required Partial Partial Partial
Certain modifications to the Linux kernel 2.6.16 and earlier do not add the appropriate Linux Security Modules (LSM) file_permission hooks to the (1) readv and (2) writev functions, which might allow attackers to bypass intended access restrictions.
394 CVE-2006-1624 DoS 2006-04-05 2008-09-05
7.8
None Remote Low Not required None None Complete
The default configuration of syslogd in the Linux sysklogd package does not enable the -x (disable name lookups) option, which allows remote attackers to cause a denial of service (traffic amplification) via messages with spoofed source IP addresses.
395 CVE-2006-0457 DoS 2006-03-13 2010-08-21
7.1
None Remote High Not required Complete None Complete
Race condition in the (1) add_key, (2) request_key, and (3) keyctl functions in Linux kernel 2.6.x allows local users to cause a denial of service (crash) or read sensitive kernel memory by modifying the length of a string argument between the time that the kernel calculates the length and when it copies the data into kernel memory.
396 CVE-2006-0096 2006-01-06 2008-11-20
7.2
None Local Low Not required Complete Complete Complete
wan/sdla.c in Linux kernel 2.6.x before 2.6.11 and 2.4.x before 2.4.29 does not require the CAP_SYS_RAWIO privilege for an SDLA firmware upgrade, with unknown impact and local attack vectors. NOTE: further investigation suggests that this issue requires root privileges to exploit, since it is protected by CAP_NET_ADMIN; thus it might not be a vulnerability, although capabilities provide finer distinctions between privilege levels.
397 CVE-2006-0036 DoS Mem. Corr. 2006-01-23 2008-09-05
7.8
None Remote Low Not required None None Complete
ip_nat_pptp in the PPTP NAT helper (netfilter/ip_nat_helper_pptp.c) in Linux kernel 2.6.14, and other versions, allows remote attackers to cause a denial of service (memory corruption or crash) via an inbound PPTP_IN_CALL_REQUEST packet that causes a null pointer to be used in an offset calculation.
398 CVE-2005-4886 189 DoS 2010-02-26 2010-04-28
7.8
None Remote Low Not required None None Complete
The selinux_parse_skb_ipv6 function in security/selinux/hooks.c in the Linux kernel before 2.6.12-rc4 allows remote attackers to cause a denial of service (OOPS) via vectors associated with an incorrect call to the ipv6_skip_exthdr function.
399 CVE-2005-3858 DoS 2005-11-27 2016-10-17
7.8
None Remote Low Not required None None Complete
Memory leak in the ip6_input_finish function in ip6_input.c in Linux kernel 2.6.12 and earlier might allow attackers to cause a denial of service via malformed IPv6 packets with unspecified parameter problems, which prevents the SKB from being freed.
400 CVE-2005-3848 DoS 2005-11-26 2016-10-17
7.8
None Remote Low Not required None None Complete
Memory leak in the icmp_push_reply function in Linux 2.6 before 2.6.12.6 and 2.6.13 allows remote attackers to cause a denial of service (memory consumption) via a large number of crafted packets that cause the ip_append_data function to fail, aka "DST leak in icmp_push_reply."
Total number of vulnerabilities : 421   Page : 1 2 3 4 5 6 7 8 (This Page)9
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